From 37f795697c7d0530deb0c5c94a8f99aab587e2e4 Mon Sep 17 00:00:00 2001 From: Joe Richey Date: Sun, 27 Sep 2020 20:31:06 -0700 Subject: [PATCH] libary: Forward compiler-builtins "mem" feature This fixes https://github.com/rust-lang/wg-cargo-std-aware/issues/53 Now users will be able to do: ``` cargo build -Zbuild-std=core -Zbuild-std-features=compiler-builtins-mem ``` and correctly get the Rust implemenations for `memcpy` and friends. Signed-off-by: Joe Richey --- library/std/Cargo.toml | 1 + library/test/Cargo.toml | 1 + 2 files changed, 2 insertions(+) diff --git a/library/std/Cargo.toml b/library/std/Cargo.toml index 01babeffd98f0..b27b056086a64 100644 --- a/library/std/Cargo.toml +++ b/library/std/Cargo.toml @@ -59,6 +59,7 @@ gimli-symbolize = [] panic-unwind = ["panic_unwind"] profiler = ["profiler_builtins"] compiler-builtins-c = ["alloc/compiler-builtins-c"] +compiler-builtins-mem = ["alloc/compiler-builtins-mem"] llvm-libunwind = ["unwind/llvm-libunwind"] # Make panics and failed asserts immediately abort without formatting any message diff --git a/library/test/Cargo.toml b/library/test/Cargo.toml index 7b76dc83aa253..e44c781113583 100644 --- a/library/test/Cargo.toml +++ b/library/test/Cargo.toml @@ -25,6 +25,7 @@ proc_macro = { path = "../proc_macro" } default = ["std_detect_file_io", "std_detect_dlsym_getauxval", "panic-unwind"] backtrace = ["std/backtrace"] compiler-builtins-c = ["std/compiler-builtins-c"] +compiler-builtins-mem = ["std/compiler-builtins-mem"] llvm-libunwind = ["std/llvm-libunwind"] panic-unwind = ["std/panic_unwind"] panic_immediate_abort = ["std/panic_immediate_abort"]